ZIP 02420 vs ZIP 02421
A side-by-side comparison of ZIP Code 02420 and ZIP Code 02421: population, income, housing, and more.
ZIP 02420 and ZIP 02421 are ZIP Code areas in Massachusetts. This page compares them across population, income, housing, education, commuting, and how each has changed since 2019.
ZIP 02421 has the higher population (17,798 vs 16,287 in ZIP 02420). ZIP 02420 has the higher median household income ($233,068 vs $212,843 in ZIP 02421). ZIP 02420 has the higher median home value ($1,148,100 vs $1,147,700 in ZIP 02421).
Population, income & housing
| ZIP 02420 | ZIP 02421 | |
|---|---|---|
| Population | 16,287 | 17,798 |
| Median age | 45.1 yrs | 47.7 yrs |
| Median household income | $233,068 | $212,843 |
| Median home value | $1,148,100 | $1,147,700 |
| Median gross rent | $2,771 | $2,847 |
| Housing units | 5,759 | 6,913 |
| Homeownership rate | 86.8% | 76.3% |
| Bachelor's degree or higher | 85.3% | 84.7% |
| Unemployment rate | 3.8% | 2.2% |
Trends (ACS 5-year, 2019–2023)
| ZIP 02420 | ZIP 02421 | |
|---|---|---|
| Population | 14,718 → 16,287 (+10.7%) | 18,622 → 17,798 (-4.4%) |
| Median household income | $195,494 → $233,068 (+19.2%) | $178,358 → $212,843 (+19.3%) |
| Median home value | $891,700 → $1,148,100 (+28.8%) | $887,800 → $1,147,700 (+29.3%) |
| Median gross rent | $2,264 → $2,771 (+22.4%) | $2,568 → $2,847 (+10.9%) |
ZIP 02420
14,71816,287
$195,494$233,068
$891,700$1,148,100
$2,264$2,771
ZIP 02421
18,62217,798
$178,358$212,843
$887,800$1,147,700
$2,568$2,847
Age & race/ethnicity
Age distribution (share)
| ZIP 02420 | ZIP 02421 | |
|---|---|---|
| Under 5 | 5.1% | 2.4% |
| 5 to 17 | 22.2% | 23.3% |
| 18 to 24 | 5.4% | 3.6% |
| 25 to 34 | 4.6% | 3.8% |
| 35 to 44 | 12.6% | 10.6% |
| 45 to 54 | 18.4% | 20.0% |
| 55 to 64 | 12.6% | 13.6% |
| 65 to 74 | 12.2% | 10.8% |
| 75 and over | 7.0% | 11.9% |
Race & ethnicity (share)
| ZIP 02420 | ZIP 02421 | |
|---|---|---|
| White (non-Hispanic) | 56.4% | 55.8% |
| Black or African American | 2.6% | 1.5% |
| American Indian & Alaska Native | 0.0% | 0.0% |
| Asian | 31.3% | 34.5% |
| Native Hawaiian & Pacific Islander | 0.0% | 0.0% |
| Some other race | 0.6% | 1.3% |
| Two or more races | 5.3% | 4.1% |
| Hispanic or Latino | 3.9% | 2.8% |
Educational attainment (age 25+)
Share of adults 25+
| ZIP 02420 | ZIP 02421 | |
|---|---|---|
| No high school diploma | 2.0% | 3.0% |
| High school graduate | 3.7% | 5.1% |
| Some college or associate's | 9.0% | 7.2% |
| Bachelor's degree | 26.6% | 25.7% |
| Graduate or professional degree | 58.6% | 59.0% |
Commute to work
How workers get to work (share)
| ZIP 02420 | ZIP 02421 | |
|---|---|---|
| Drove alone | 54.5% | 53.8% |
| Carpooled | 5.6% | 3.9% |
| Public transit | 6.4% | 5.0% |
| Walked | 2.3% | 2.1% |
| Bicycle | 0.9% | 0.9% |
| Worked from home | 29.3% | 33.7% |
| Other means | 1.1% | 0.7% |
Housing
Units in structure (share)
| ZIP 02420 | ZIP 02421 | |
|---|---|---|
| 1-unit, detached | 79.1% | 68.6% |
| 1-unit, attached | 9.8% | 7.5% |
| 2 to 4 units | 5.1% | 4.9% |
| 5 to 19 units | 2.8% | 8.2% |
| 20 or more units | 3.2% | 10.8% |
| Mobile home & other | 0.0% | 0.0% |
Poverty & households
| ZIP 02420 | ZIP 02421 | |
|---|---|---|
| Poverty rate | 2.4% | 6.0% |
| Average household size | 2.90 | 2.60 |
| Mean commute (minutes) | 30 | 31 |
| Median year structure built | 1962 | 1966 |